Home / 3,123,627.71-4,685,820.71-879,765.71

Finding the Fourth Proportional to 3,123,627.71, 4,685,820.71 and 879,765.71

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Solution

The fourth proportional to 3,123,627.71, 4,685,820.71 and 879,765.71 is: 1,319,755.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,123,627.71 : 4,685,820.71 = 879,765.71 : x
  2. Step 2: Convert to fraction form
    3,123,627.71/4,685,820.71 = 879,765.71/x
  3. Step 3: Cross multiply
    3,123,627.71x = 4,685,820.71 × 879,765.71
  4. Step 4: Simplify right side
    3,123,627.71x = 4,122,424,356,037.92
  5. Step 5: Solve for x
    x = 4,122,424,356,037.92/3,123,627.71
  6. Step 6: Final answer
    x = 1,319,755.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.